GUPTA ,SANJEEVA. (1992). Electronics Communications Systems (4th ed.). McGraw Hill International Editions.
Chicago Style (17th ed.) ZitazioaGUPTA ,SANJEEVA. Electronics Communications Systems. 4th ed. McGraw Hill International Editions, 1992.
MLA (9th ed.) ZitazioaGUPTA ,SANJEEVA. Electronics Communications Systems. 4th ed. McGraw Hill International Editions, 1992.
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